Connected: An Internet Encyclopedia
RFC 821 - Relayed Mail Scenario

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### Relayed Mail Scenario

             Step 1  --  Source Host to Relay Host

                R: 220 USC-ISIE.ARPA Simple Mail Transfer Service Ready
                S: HELO MIT-AI.ARPA
                R: 250 USC-ISIE.ARPA

                S: MAIL FROM:<JQP@MIT-AI.ARPA>
                R: 250 OK

                S: RCPT TO:<@USC-ISIE.ARPA:Jones@BBN-VAX.ARPA>
                R: 250 OK

                S: DATA
                R: 354 Start mail input; end with <CRLF>.<CRLF>
                S: Date: 2 Nov 81 22:33:44
                S: From: John Q. Public <JQP@MIT-AI.ARPA>
                S: Subject:  The Next Meeting of the Board
                S: To: Jones@BBN-Vax.ARPA
                S:
                S: Bill:
                S: The next meeting of the board of directors will be
                S: on Tuesday.
                S:                                              John.
                S: .
                R: 250 OK

                S: QUIT
                R: 221 USC-ISIE.ARPA Service closing transmission channel

             Step 2  --  Relay Host to Destination Host

                R: 220 BBN-VAX.ARPA Simple Mail Transfer Service Ready
                S: HELO USC-ISIE.ARPA
                R: 250 BBN-VAX.ARPA

                S: MAIL FROM:<@USC-ISIE.ARPA:JQP@MIT-AI.ARPA>
                R: 250 OK

                S: RCPT TO:<Jones@BBN-VAX.ARPA>
                R: 250 OK

                S: DATA
                R: 354 Start mail input; end with <CRLF>.<CRLF>
                S: Received: from MIT-AI.ARPA by USC-ISIE.ARPA ;
                   2 Nov 81 22:40:10 UT
                S: Date: 2 Nov 81 22:33:44
                S: From: John Q. Public <JQP@MIT-AI.ARPA>
                S: Subject:  The Next Meeting of the Board
                S: To: Jones@BBN-Vax.ARPA
                S:
                S: Bill:
                S: The next meeting of the board of directors will be
                S: on Tuesday.
                S:                                              John.
                S: .
                R: 250 OK

                S: QUIT
                R: 221 USC-ISIE.ARPA Service closing transmission channel

                                   Scenario 3

Next: Verifying and Sending Scenario

Connected: An Internet Encyclopedia
RFC 821 - Relayed Mail Scenario